* @param bufferIndex the starting offset in the buffer
     * @param len the length of data to decode
     * @throws IOException if an I/O error occurs during decoding
     */
    public SecurityDescriptor(final byte[] buffer, final int bufferIndex, final int len) throws IOException {
        this.decode(buffer, bufferIndex, len);
    }

    /**
     * Decodes a security descriptor from a byte buffer.
     *

			zb0002, err = dc.ReadMapHeader()
			if err != nil {
				err = msgp.WrapError(err, "Tiers")
				return
			}
			if z.Tiers == nil {
				z.Tiers = make(map[string]madmin.TierConfig, zb0002)
			} else if len(z.Tiers) > 0 {
				clear(z.Tiers)
			}
			for zb0002 > 0 {
				zb0002--
				var za0001 string
				za0001, err = dc.ReadString()
				if err != nil {
					err = msgp.WrapError(err, "Tiers")
					return
				}

	}
	if len(s) == 0 {
		return r, err
	}
	for p := range strings.SplitSeq(s, ",") {
		if p == "" {
			continue
		}
		slc := strings.Split(p, "=")
		if len(slc) != 2 {
			return r, errInvalidReplicateDecisionFormat
		}
		tgtStr := strings.TrimSuffix(strings.TrimPrefix(slc[1], `"`), `"`)
		tgt := strings.Split(tgtStr, ";")
		if len(tgt) != 4 {

     * @param len the number of bytes to write
     */
    public final void setParam(final int fid, final long offset, final int remaining, final byte[] b, final int off, final int len) {
        this.fid = fid;
        this.offset = offset;
        this.remaining = remaining;
        this.b = b;
        this.off = off;
        this.dataLength = len;
        this.digest = null; /*

	return nil
}

func isEmptyLayout(poolsLayout ...poolDisksLayout) bool {
	return len(poolsLayout) == 0 || len(poolsLayout[0].layout) == 0 || len(poolsLayout[0].layout[0]) == 0 || len(poolsLayout[0].layout[0][0]) == 0
}

func isSingleDriveLayout(poolsLayout ...poolDisksLayout) bool {
	return len(poolsLayout) == 1 && len(poolsLayout[0].layout) == 1 && len(poolsLayout[0].layout[0]) == 1
}

	setCount := len(format.Erasure.Sets)
	setDriveCount := len(format.Erasure.Sets[0])

	endpointStrings := make([]string, len(endpoints.Endpoints))
	for i, endpoint := range endpoints.Endpoints {
		endpointStrings[i] = endpoint.String()
	}

	// Initialize the erasure sets instance.

	zr, err := zip.NewReader(reader, int64(len(data)))
	if err != nil {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInvalidRequest), r.URL)
		return
	}
	rpt := importMetaReport{
		madmin.BucketMetaImportErrs{
			Buckets: make(map[string]madmin.BucketStatus, len(zr.File)),
		},
	}

	bucketMap := make(map[string]*BucketMetadata, len(zr.File))

	updatedAt := UTCNow()

		}

		// If we have many subfolders, compact ourself.
		shouldCompact := f.newCache.Info.Name != folder.name &&
			len(existingFolders)+len(newFolders) >= dataScannerCompactAtFolders ||
			len(existingFolders)+len(newFolders) >= dataScannerForceCompactAtFolders

		if totalFolders := len(existingFolders) + len(newFolders); totalFolders > int(scannerExcessFolders.Load()) {
			prefixName := strings.TrimSuffix(folder.name, "/") + "/"

		} else {
			// not collecting per-cpu stats, so there will be only one element
			if len(cm) == 1 {
				m.Aggregated.CPU.TimesStat = &cm[0]
			} else {
				m.Errors = append(m.Errors, fmt.Sprintf("%s: Expected one CPU stat, got %d", byHostName, len(cm)))
			}
		}
		cpuCount, err := c.Counts(true)
		if err != nil {

func (m *mrfState) shutdown() {
	atomic.StoreInt32(&m.closing, 1)
	m.wg.Wait()
	close(m.opCh)
	atomic.StoreInt32(&m.closed, 1)

	if len(m.opCh) > 0 {
		healingLogEvent(context.Background(), "Saving MRF healing data (%d entries)", len(m.opCh))
	}

	newReader := func() io.ReadCloser {
		r, w := io.Pipe()
		go func() {
			// Initialize MRF meta header.
			var data [4]byte